Table S1.

Primer sequences used for genotyping

Gene name	Forward primer sequence	Reverse primer sequence
Neo	5′-AGGCTATTCGGCTATGACTGGGG-3′	5′-TGGATACTTTCTCGGCAGGAGC-3′
Bl6	5′- TCTGGACAAACCTGAGCCCTAAG-3′	5′-CCTGAACACATTCTCTATTCCTCCC-3′
Cre	5′-CCCGCAGAACCTGAAGATGTT-3′	5′-CGGCTATACGTAACAGGGTG-3′
Gdf	5′-AAGCCCTCAGTCAGTTGTGC-3′	5′-AAAACCATGAAAGGAGTGGG-3′
LoxP	5′-GCGGTCGTGTAAACCTCAATAGAG-3′	5′-AAAAAACCAACAATCGGGGC-3′
Total control	5′- GAGGGGCCCTGATTACTCC-3′	5′- GAAACCCTGGAGACTTTCCTC-3′